Xenisthmidae
Encyclopedia
Collared Wrigglers are perciform fishes in the family Xenisthmidae. They are native to the Indian
and Pacific oceans, where they are mostly reef
-dwelling. The species is predatory and is known to be a minor threat to humans.
Indian Ocean
The Indian Ocean is the third largest of the world's oceanic divisions, covering approximately 20% of the water on the Earth's surface. It is bounded on the north by the Indian Subcontinent and Arabian Peninsula ; on the west by eastern Africa; on the east by Indochina, the Sunda Islands, and...
and Pacific oceans, where they are mostly reef
Reef
In nautical terminology, a reef is a rock, sandbar, or other feature lying beneath the surface of the water ....
-dwelling. The species is predatory and is known to be a minor threat to humans.
Species
There are nine species in six genera:- Genus Allomicrodesmus
- Dorothea's wrigglerDorothea's wrigglerAllomicrodesmus dorotheae is a species of fish in the monotypic genus Allomicrodesmus of the Xenisthmidae family. It is 2 inches across....
, Allomicrodesmus dorotheae Schultz, 1966
- Dorothea's wriggler
- Genus Kraemericus
- Kraemericus smithi Menon & Talwar, 1972
- Genus Paraxenisthmus Gill & Hoese, 1993
- Paraxenisthmus springeri Gill & Hoese, 1993
- Genus Rotuma Springer, 1988
- Rotuma lewisiRotuma lewisiLewis’s Wriggler, Rotuma lewisi, is a species of fish in the Xenisthmidae family. Rotuma is a monotypic genus....
Springer, 1988
- Rotuma lewisi
- Genus Tyson Springer, 1983
- Tyson belosTyson belosTyson belos ' is a species of fish in the monotypic genus Tyson of the Xenisthmidae family. The Tyson’s Wriggler was discovered in 1983. It moves by wriggling, like other wrigglers....
Springer, 1983
- Tyson belos
- Genus XenisthmusXenisthmusXenisthmus is the most well-known genus in the family Xenisthmidae.It contains the following species:*Xenisthmus africanus Smith, 1958 *Xenisthmus balius Gill & Randall, 1994...
Snyder, 1908- Flathead wriggler, Xenisthmus africanusXenisthmus africanusXenisthmus africanus, also known as the flathead wriggler or African wriggler, is a species of fish in the Xenisthmidae family. It is found in the Indian Ocean, ranging from the coast of east Africa and to the islands in the western Indian Ocean. It has a flatter head than most other wrigglers....
Smith, 1958 - Xenisthmus baliusXenisthmus baliusXenisthmus balius is a species of fish in the Xenisthmidae family. It is found in the Persian Gulf....
Gill & Randall, 1994 - Xenisthmus clarusXenisthmus clarusXenisthmus clarus is a species of fish in the Xenisthmidae family. It is found in the Western Pacific and the southern Pacific. It has also been reported from the waters around Samoa and American Samoa....
(Jordan & Seale, 1906) - Bullseye wriggler, Xenisthmus polyzonatusXenisthmus polyzonatusXenisthmus polyzonatus is a species of fish in the Xenisthmidae family. It is found in the Indo-Pacific, from the Red Sea to Samoa, north to the Ryukyu Islands....
(Klunzinger, 1871)
- Flathead wriggler, Xenisthmus africanus